Data Sheet

Contents
3.6.2 Bluetooth Interface 29
3.6.3 Bluetooth Stack 29
3.6.4 Bluetooth Link Controller 29
3.7 RTC and Low-Power Management 30
4 Peripherals and Sensors 32
4.1 Descriptions of Peripherals and Sensors 32
4.1.1 General Purpose Input / Output Interface (GPIO) 32
4.1.2 Analog-to-Digital Converter (ADC) 32
4.1.3 Hall Sensor 33
4.1.4 Digital-to-Analog Converter (DAC) 33
4.1.5 Touch Sensor 33
4.1.6 Ultra-Low-Power Co-processor 33
4.1.7 Ethernet MAC Interface 34
4.1.8 SD/SDIO/MMC Host Controller 34
4.1.9 SDIO/SPI Slave Controller 34
4.1.10 Universal Asynchronous Receiver Transmitter (UART) 35
4.1.11 I²C Interface 35
4.1.12 I²S Interface 35
4.1.13 Infrared Remote Controller 35
4.1.14 Pulse Counter 35
4.1.15 Pulse Width Modulation (PWM) 36
4.1.16 LED PWM 36
4.1.17 Serial Peripheral Interface (SPI) 36
4.1.18 Accelerator 36
4.2 Peripheral Pin Configurations 37
5 Electrical Characteristics 42
5.1 Absolute Maximum Ratings 42
5.2 Recommended Operating Conditions 42
5.3 DC Characteristics (3.3 V, 25 °C) 43
5.4 Reliability Qualifications 43
5.5 RF Power-Consumption Specifications 44
5.6 Wi-Fi Radio 44
5.7 Bluetooth Radio 45
5.7.1 Receiver – Basic Data Rate 45
5.7.2 Transmitter – Basic Data Rate 45
5.7.3 Receiver – Enhanced Data Rate 46
5.7.4 Transmitter – Enhanced Data Rate 46
5.8 Bluetooth LE Radio 47
5.8.1 Receiver 47
5.8.2 Transmitter 47
6 Package Information 48
7 Part Number and Ordering Information 49
Espressif Systems 4
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ESP32 Series Datasheet v3.5